Infrahyoid Muscles Flashcards

1
Q

Sternothyroid

A

Origin: manubrium
Insertion: thyroid cartilage
Action: depress hyoid and larynx
Innervation: C2-C3 ventral ramiy

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2
Q

Thyrohyoid

A

Origin: thyroid cartilage
Insertion: hyoid bone
Action: depress hyoid and elevate larynx
Innervation: C1 ventral rami

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3
Q

Omohyoid

A

Origin: superior border of scapula
Insertion: hyoid bone
Action: depress and retract hyoid
Innervation: C1-C3 ventral rami

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4
Q

Sternohyoid

A

Origin: Manubrium
Insertion: Hyoid bone
Action: depress hyoid
Innervation: C1-C3 ventral rami

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